<template>
	<div class="article-container">
		<!-- 导航栏 -->
		<van-nav-bar class="page-nav-bar" left-arrow title="黑马头条"></van-nav-bar>
		<!-- /导航栏 -->

		<div class="main-wrap">
			<!-- 加载中 -->
			<div class="loading-wrap">
				<van-loading color="#3296fa" vertical>加载中</van-loading>
			</div>
			<!-- /加载中 -->

			<!-- 加载完成-文章详情 -->
			<div class="article-detail">
				<!-- 文章标题 -->
				<h1 class="article-title">这是文章标题</h1>
				<!-- /文章标题 -->

				<!-- 用户信息 -->
				<van-cell class="user-info" center :border="false">
					<van-image class="avatar" slot="icon" round fit="cover" src="https://img.yzcdn.cn/vant/cat.jpeg" />
					<div slot="title" class="user-name">黑马头条号</div>
					<div slot="label" class="publish-date">14小时前</div>
					<van-button class="follow-btn" type="info" color="#3296fa" round size="small" icon="plus">关注
					</van-button>
					<!-- <van-button
            class="follow-btn"
            round
            size="small"
          >已关注</van-button> -->
				</van-cell>
				<!-- /用户信息 -->

				<!-- 文章内容 -->
				<div class="article-content">这是文章内容</div>
				<van-divider>正文结束</van-divider>
			</div>
			<!-- /加载完成-文章详情 -->

			<!-- 加载失败：404 -->
			<div class="error-wrap">
				<van-icon name="failure" />
				<p class="text">该资源不存在或已删除！</p>
			</div>
			<!-- /加载失败：404 -->

			<!-- 加载失败：其它未知错误（例如网络原因或服务端异常） -->
			<div class="error-wrap">
				<van-icon name="failure" />
				<p class="text">内容加载失败！</p>
				<van-button class="retry-btn">点击重试</van-button>
			</div>
			<!-- /加载失败：其它未知错误（例如网络原因或服务端异常） -->
		</div>

		<!-- 底部区域 -->
		<div class="article-bottom">
			<van-button class="comment-btn" type="default" round size="small">写评论</van-button>
			<van-icon name="comment-o" info="123" color="#777" />
			<van-icon color="#777" name="star-o" />
			<van-icon color="#777" name="good-job-o" />
			<van-icon name="share" color="#777777"></van-icon>
		</div>
		<!-- /底部区域 -->
	</div>
</template>

<script>
	import {
		getArticleById
	} from '@/api/article'

	export default {
		name: 'ArticleIndex',
		components: {},
		props: {
			articleId: {
				type: [Number, String],
				required: true
			}
		},
		data() {
			return {
				article: {}
			}
		},
		computed: {},
		watch: {},
		created() {
			this.loadArticle()
		},
		mounted() {},
		methods: {
			async loadArticle() {
				try {
					const {
						data
					} = await getArticleById(this.articleId)
					this.article = data.data
				} catch (err) {
					console.log(err)
				}
			}
		}
	}
</script>

<style scoped lang="less">
	.article-container {
		.main-wrap {
			position: fixed;
			left: 0;
			right: 0;
			top: 92px;
			bottom: 88px;
			overflow-y: scroll;
			background-color: #fff;
		}

		.article-detail {
			.article-title {
				font-size: 40px;
				padding: 50px 32px;
				margin: 0;
				color: #3a3a3a;
			}

			.user-info {
				padding: 0 32px;

				.avatar {
					width: 70px;
					height: 70px;
					margin-right: 17px;
				}

				.van-cell__label {
					margin-top: 0;
				}

				.user-name {
					font-size: 24px;
					color: #3a3a3a;
				}

				.publish-date {
					font-size: 23px;
					color: #b7b7b7;
				}

				.follow-btn {
					width: 170px;
					height: 58px;
				}
			}

			.article-content {
				padding: 55px 32px;

				/deep/ p {
					text-align: justify;
				}
			}
		}

		.loading-wrap {
			padding: 200px 32px;
			display: flex;
			align-items: center;
			justify-content: center;
			background-color: #fff;
		}

		.error-wrap {
			padding: 200px 32px;
			display: flex;
			flex-direction: column;
			align-items: center;
			justify-content: center;
			background-color: #fff;

			.van-icon {
				font-size: 122px;
				color: #b4b4b4;
			}

			.text {
				font-size: 30px;
				color: #666666;
				margin: 33px 0 46px;
			}

			.retry-btn {
				width: 280px;
				height: 70px;
				line-height: 70px;
				border: 1px solid #c3c3c3;
				font-size: 30px;
				color: #666666;
			}
		}

		.article-bottom {
			position: fixed;
			left: 0;
			right: 0;
			bottom: 0;
			display: flex;
			justify-content: space-around;
			align-items: center;
			box-sizing: border-box;
			height: 88px;
			border-top: 1px solid #d8d8d8;
			background-color: #fff;

			.comment-btn {
				width: 282px;
				height: 46px;
				border: 2px solid #eeeeee;
				font-size: 30px;
				line-height: 46px;
				color: #a7a7a7;
			}

			.van-icon {
				font-size: 40px;

				.van-info {
					font-size: 16px;
					background-color: #e22829;
				}
			}
		}
	}
</style>
